2 Copyright (C) 2016 Carl Hetherington <cth@carlh.net>
4 This file is part of DCP-o-matic.
6 DCP-o-matic is free software; you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation; either version 2 of the License, or
9 (at your option) any later version.
11 DCP-o-matic is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
16 You should have received a copy of the GNU General Public License
17 along with DCP-o-matic. If not, see <http://www.gnu.org/licenses/>.
21 /** @file test/ffmpeg_audio_only_test.cc
22 * @brief Test FFmpeg content with audio but no video.
27 #include "lib/ffmpeg_content.h"
28 #include "lib/dcp_content_type.h"
29 #include "lib/player.h"
30 #include "lib/job_manager.h"
31 #include "lib/audio_buffers.h"
34 #include <boost/test/unit_test.hpp>
36 using boost::shared_ptr;
38 static SNDFILE* ref = 0;
39 static int ref_buffer_size = 0;
40 static float* ref_buffer = 0;
43 audio (boost::shared_ptr<AudioBuffers> audio, int channels)
45 /* Check that we have a big enough buffer */
46 BOOST_CHECK (audio->frames() * audio->channels() < ref_buffer_size);
48 int const N = sf_readf_float (ref, ref_buffer, audio->frames());
49 for (int i = 0; i < N; ++i) {
52 BOOST_CHECK_EQUAL (ref_buffer[i], audio->data(2)[i]);
55 BOOST_CHECK_EQUAL (ref_buffer[i*2 + 0], audio->data(0)[i]);
56 BOOST_CHECK_EQUAL (ref_buffer[i*2 + 1], audio->data(1)[i]);
59 BOOST_REQUIRE (false);
64 /** Test the FFmpeg code with audio-only content */
66 test (boost::filesystem::path file)
68 shared_ptr<Film> film = new_test_film ("ffmpeg_audio_only_test");
69 film->set_name ("test_film");
70 film->set_dcp_content_type (DCPContentType::from_isdcf_name ("TST"));
71 shared_ptr<FFmpegContent> c (new FFmpegContent (film, file));
72 film->examine_and_add_content (c);
74 film->write_metadata ();
76 /* See if can make a DCP without any errors */
79 BOOST_CHECK (!JobManager::instance()->errors());
81 /* Compare the audio data we read with what libsndfile reads */
85 ref = sf_open (file.string().c_str(), SFM_READ, &info);
86 /* We don't want to test anything that requires resampling */
87 BOOST_REQUIRE_EQUAL (info.samplerate, 48000);
88 ref_buffer_size = info.samplerate * info.channels;
89 ref_buffer = new float[ref_buffer_size];
91 shared_ptr<Player> player (new Player (film, film->playlist ()));
93 player->Audio.connect (bind (&audio, _1, info.channels));
94 while (!player->pass ()) {}
99 BOOST_AUTO_TEST_CASE (ffmpeg_audio_only_test1)
102 test ("test/data/staircase.wav");
105 BOOST_AUTO_TEST_CASE (ffmpeg_audio_only_test2)
108 test ("test/data/sine_440.wav");